The physical characteristics of a hardened traditional mortar are strongly influenced by its hydration process, and thus, by the rate of water removal there from during the setting operation. Any influence that either increases the rate of water removal or diminishes the water concentration in the ...
In marble cutting and processing about 30 percent goes as waste in the form of slurry. Its disposal occupies valuable agricultural land. This slurry is converted into fine powder after drying causing environmental pollution and air born ... PS Sharma,SK Agarwal,D Yadav - 《Indian Cement Review...
Readings were performed for 3 conditions: (1) ability of ceramic to mask the aspect of the abutment in relation to its thickness (1.0, 1.5, or 2.0 mm); (2) effect of a change in cement color (W, Y, or B) on the final color of the ceramic; and (3) influence of cement film ...
Tetracalcium aluminoferrite is the product resulting from the use of iron and aluminum raw materials to reduce the clinkering temperature during cement manufacture. It contributes little to strength. Most color effects that make cement gray are due to C4AF and its hydrates. Calcium sulfate, as anh...
its significant CO2emissions (fifth largest in the world31) and the availability of the types of detailed datasets that are required for such a modeling approach. Japan is one of the few countries globally that provides government-managed, rigorous, and long-term data for construction activity by...
Concrete and cement circularity could allow industry to rein in costs and reduce emissions, adding untapped value to the built environment.(8 pages)Cement and concrete are the linchpins of the built environment. Its global demand has nearly tripled over the p...
Cement will remain the key material to satisfy global housing and modern infrastructure needs. As a consequence, the cement industry worldwide is facing growing challenges in conserving material and energy resources, as well as reducing its CO emissions. According to the International Energy Agency, ...
reason except that a portion of the core is stronger and less brittle (which may improve theabrasion resistanceof the material) mixtures with metal powders have been investigated. In its simplest form, a mixture with ordinary dental silver amalgam alloy powder has been proposed (see also21§3.4...
Curing protocols and its clinical relevance Light-cured Conventionalresin cementscan be exclusively light-cured. When comparing cements, light-cure products offer the clinical advantages of extended working time, setting on demand, and improved color stability. However, the use of light-cure only cemen...
PMMA bone cements (Refobacin-Palacos R, Sulfix 6, AKZ, and CMW bone cement, types I and II), from six different clinics, were investigated in three stages... P Eyerer,R Jin - 《Journal of Biomedical Materials Research Part A》 被引量: 109发表: 1986年 ber die Freisetzung von Gentamy...